11042421100033 has 4 divisors (see below), whose sum is σ = 11048635182340. Its totient is φ = 11036207017728.

The previous prime is 11042421100031. The next prime is 11042421100111. The reversal of 11042421100033 is 33000112424011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5899812676209 + 5142608423824 = 2428953^2 + 2267732^2 .

It is a cyclic number.

It is not a de Polignac number, because 11042421100033 - 2¹ = 11042421100031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11042421099977 and 11042421100013.

It is not an unprimeable number, because it can be changed into a prime (11042421100031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3107038488 + ... + 3107042041.

It is an arithmetic number, because the mean of its divisors is an integer number (2762158795585).

Almost surely, 2^{11042421100033} is an apocalyptic number.

It is an amenable number.

11042421100033 is a deficient number, since it is larger than the sum of its proper divisors (6214082307).

11042421100033 is an equidigital number, since it uses as much as digits as its factorization.

11042421100033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6214082306.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 11042421100033 its reverse (33000112424011), we get a palindrome (44042533524044).

The spelling of 11042421100033 in words is "eleven trillion, forty-two billion, four hundred twenty-one million, one hundred thousand, thirty-three".